----- Nội dung ảnh ----- 15. Jane: Can you help me? I __________ (finish) my homework, but I still don’t understand number 7. 16. I __________ (work) in Italy for 5 years. I __________ (begin) work as soon as I arrived. 17. I’m afraid I’m not hungry. I __________ (eat/already). 18. When Jack was at school, he __________ (learn) to play the saxophone. He __________ (play) it ever since. 19. Could you give me some advice? I __________ (buy) this sweater at Macy’s. Do you think I should take it back? 20. Peter __________ (go) to Paris last year. That means that he __________ (be) to Paris 3 times. 21. Maria __________ (believe) that for ages! 22. How long __________ (you/live) there before coming here?